General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241204-aq69ysxnfl

  • MD5

    65ade2b3fe0959e6853233797d679c48

  • SHA1

    40234ae6bbf837cfaaca4f430698e9e6f1a89582

  • SHA256

    1132bcc4ecf911d0bdac09c0facf4b64aed883bb1f6535508b3193939b7bf88a

  • SHA512

    977c431b018917e81f6904b1ba5e851dd61b84b32d037f19c665df019f9f74feed2cf5ae9fdfea554bcb3f8798f5e8dcc59099bec6bff656cc0b811c6528ebeb

  • SSDEEP

    49152:VNbnR5Z8tXH9EmMg6d83cs9m46FkARy7:VNbR5Oh9EmD6dig46FHRi

Malware Config

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

lumma

C2

https://powerful-avoids.sbs

https://motion-treesz.sbs

https://disobey-curly.sbs

https://leg-sate-boat.sbs

https://story-tense-faz.sbs

https://blade-govern.sbs

https://occupy-blushi.sbs

https://frogs-severz.sbs

https://salve-windp.cyou

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      65ade2b3fe0959e6853233797d679c48

    • SHA1

      40234ae6bbf837cfaaca4f430698e9e6f1a89582

    • SHA256

      1132bcc4ecf911d0bdac09c0facf4b64aed883bb1f6535508b3193939b7bf88a

    • SHA512

      977c431b018917e81f6904b1ba5e851dd61b84b32d037f19c665df019f9f74feed2cf5ae9fdfea554bcb3f8798f5e8dcc59099bec6bff656cc0b811c6528ebeb

    • SSDEEP

      49152:VNbnR5Z8tXH9EmMg6d83cs9m46FkARy7:VNbR5Oh9EmD6dig46FHRi

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Download via BitsAdmin

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks